A Live CD, Live DVD, or Live disk is a CD or DVD containing a bootable operating system, which allows users to run or use the operating system in a live session without installing it on the hard drive.
A Live CD, Live DVD, or Live disk is a CD or DVD containing a bootable operating system, which allows users to run or use the operating system in a live session without installing it on the hard drive. The Ubuntu iso file is too large to fit on a CD, but it can be burned on a DVD instead.